Diet Overlap

Aegolius funereus (Boreal Owl)
Aegolius acadicus (Northern Saw-whet Owl)

Common Diet

Sorex cinereus (masked shrew)

Common Habitat

Alaska-St. Elias Range tundra
Alberta Mountain forests
Alberta-British Columbia foothills forests
Banff National Park
British Columbia mainland coastal forests
Bruce Peninsula National Park
Canadian Aspen forests and parklands
Cape Breton Highlands National Park
Cape Cod National Seashore
Cascade Mountains leeward forests
Central British Columbia Mountain forests
Central Canadian Shield forests
Central Pacific coastal forests
Colorado Rockies forests
Eastern Canadian Shield taiga
Eastern forest-boreal transition
Eastern Great Lakes lowland forests
Elk Island National Park
Fathom Five National Marine Park
Forillon National Park
Fraser Biosphere Reserve
Fraser Plateau and Basin complex
Glacier National Park
Greenwater Provincial Park
Gulf of St. Lawrence lowland forests
Jasper National Park
Kootenay National Park
Lake Superior Provincial Park
Midwestern Canadian Shield forests
Montana Valley and Foothill grasslands
New England-Acadian forests
Niagara Escarpment Biosphere Reserve
North America
North Central Rockies forests
Northeastern coastal forests
Northern mixed grasslands
Northern Pacific coastal forests
Northern transitional alpine forests
Pacific Coastal Mountain icefields and tundra
Prince Albert National Park
Puget lowland forests
Pukaskwa National Park
Queen Charlotte Islands
Rocky Mountain Biosphere Reserve
Saint Croix International Historic Site
Saint Lawrence Islands National Park
South Central Rockies forests
Southern Great Lakes forests
Southern Hudson Bay taiga
Upper Midwest forest-savanna transition
Voyageurs National Park
Waterton Biosphere Reserve
Western Great Lakes forests
Yellowstone Biosphere Reserve

Attributes / relations provided by
♦ 1Exploring the Denali Food Web, ParkWise, National Park Service
♦ 2DIET OF NORTHERN SAW-WHET OWLS IN SOUTHERN WISCONSIN, SCOTT R. SWENGEL AND ANN B. SWENGEL, The Condor 94:707-711 (1992)